National Repository of Grey Literature 20 records found  previous11 - 20  jump to record: Search took 0.01 seconds. 
Complex Scene Rendering on Mobile Devices
Matýšek, Michal ; Polok, Lukáš (referee) ; Kajan, Rudolf (advisor)
This thesis presents optimization techniques for efficient rendering of complex scenes on mobile devices. The introductory part of the text describes Unity game engine and the topic of mobile game development using this tool. Then follows a presentation of important optimization principles and methods for terrain rendering, large scale rendering of animated objects, rendering of animated water surfaces and of other elements in the scenes. The described methods include both general principles of optimization and specific optimization approaches based on the features of Unity game engine. The implementation of presented methods is described and used in practice in the context of mobile strategy game development.
Physically Based Shading
Matěj, Šimon ; Lysek, Tomáš (referee) ; Starka, Tomáš (advisor)
This thesis deals with imaging of materials in computer graphics, using rendering methods based on physical properties of these materials. Physical principles of light propagation and its interactions with objects are analyzed, several rendering methods based on these principles are described and then analyzed for suitability in implementations. Some of these methods are demonstrated in application.
Doom-Style Game
Rakus, Roman ; Vyskočil, Michal (referee) ; Pečiva, Jan (advisor)
Usage of effects in computer games is huge. Emphasis is put on the nicest pictures for the lowest price. The newest graphical adapters and technologies are used. In this thesis is described and implemented procedure how to create some effects such as particle systems, per-pixel lighting, normal bump mapping and fake volumetric lines with usage of OpenSceneGraph, shaders and others.
Advanced Rendering Techniques in OpenGL 2.0
Salajka, Vojtěch ; Havel, Jiří (referee) ; Švub, Miroslav (advisor)
This thesis deals with the interactive computer graphics on programmable hardware. The usage of shaders for creation of graphic effects is demonstrated by examples. It is explained how to use OpenGL library and GLSL language for their implementation. A new 3D model format was developed for the purposes of the examples.
Educational Game on XNA Platform
Vlková, Lenka ; Jošth, Radovan (referee) ; Herout, Adam (advisor)
This work deals with design and implementation of a game based on the XNA platform. It describes the platform and its possibilities of game development for both the PC and the Xbox 360 console. The implemented game is called NanoHeal and it is about the treatment of various health problems. The work also investigates graphic techniques such as non-photorealistic rendering, the depth of field effect and particle systems. These techniques are used to achieve the distinguished look of the game. Key features of the game were evaluated in the online questionnaire.
Generating Complex Procedural Terrains Using the GPU
Ryba, Jan ; Bartoň, Radek (referee) ; Herout, Adam (advisor)
Generating fully 3D terrains is a dificult task, meaning that we need to store a lot of data or do a lot of computing or both. We can reduce or completly eliminate the data srorage by using a procedural approch, but this is where the problem gets realy computationaly costly and the CUDA platform comes in. CUDA kernels runinng parallely on graphic accelerators can rapidly decrease time needed for computation, allowing even these complex calculations to work in real time or even better. Finding its use in game or movie industry.
Non-Realistic Video Rendering
Johannesová, Daniela ; Navrátil, Jan (referee) ; Zemčík, Pavel (advisor)
The aim of this thesis is non-realistic video rendering. It starts with a summary of existing techniques and then this thesis concentrates on selected methods that are able to work in real-time. To process video more effectivelly, we use accelleration on graphical processing unit with usage of OpenGL and GLSL.
Vertex and Pixel Shaders OpenGL Visualisation of Medical 3D Image Data
Vaďura, Jiří ; Španěl, Michal (referee) ; Kršek, Přemysl (advisor)
This thesis deals with accelerated 3D rendering of medical data, e.g. computed tomography, using a graphics processor and OpenGL library. Raw data slices are send to graphic memory and rendered by a ray-casting algorithm. The goal of this project is high quality visual output and full user interaction at the same time. Multiple rendering modes are avaiable to the user: MIP, X-Ray simulation and realistic shading.
Graphics Scene Visualization Using OGRE Library
Ondrejíček, Marián ; Navrátil, Jan (referee) ; Pečiva, Jan (advisor)
The goal of this thesis is to investigate the possibilities of the OGRE visualization library and to implement an application which utilizes both simple and advanced OGRE features. Furhtermore there are explained basics of creating effects using Cg language and connecting them with OGRE library. The Bullet library which is often used in visualization applications for physics calculations is analyzed as well. The second part describes implementation of the demo application. In the end, the results are discussed, including possibilities of future development.
Methods for Alias-Free Shadows Rendering
Posolda, Jan ; Polok, Lukáš (referee) ; Navrátil, Jan (advisor)
This paper concerns aliasing removal methods during the shadow displaying. Method of shadow mapping, its principles, procedure and mainly its drawbacks in the form of aliasing development are described. For the removal of this undesirable phenomenon, several aliasing suppressing methods are described - Percentage Closer Filter, Variance Shadow Map, Convulotion Shadow Map, Exponential Shadow Map a Bilateral Filter. I conclude my work with a proposal and implementation of a demonstrative application, which demonstrates the implemented results adequately. Also, the comparison of individual methods on the basis of their quality and computational demands is included.

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